What Is the Non-Linearity Error of My DAQ Device?

Updated Apr 23, 2019

Reported In

Software

  • LabVIEW

Issue Details

  • I want to know the error associated to non-linearity of my DAQ device.
  • What does INL Error mean in the specifications of my DAQ device?
  • What are the INL and DNL errors in the specifications of my DAQ device?

Solution

The errors associatied to non-linearity is given in the Differential Non-Linearity (DNL) and Integral Non-Linearity (INL) error specifications of your device, which are directly related with the Digital-to-Analog Converter (ADC) resolution. In the document Specifications Explained: NI Multifunction I/O (MIO) DAQ you can find the details about this and other specifications.

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DAC INL and DNL Measurement Reference Design

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